Hi Eric, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on kvms390/next] [also build test WARNING on kvm/queue mst-vhost/linux-next v5.15 next-20211111] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Eric-Farman/s390x-Improvements-t... base: https://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git next config: s390-defconfig (attached as .config) compiler: s390-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/33d624410d4c044eae0849494466c6084... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Eric-Farman/s390x-Improvements-to-SIGP-handling-KVM/20211111-043552 git checkout 33d624410d4c044eae0849494466c608432cd117 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from arch/s390/kvm/intercept.c:20: arch/s390/kvm/kvm-s390.h: In function 'kvm_s390_vcpu_set_sigp_busy': 93 | return (atomic_cmpxchg(&vcpu->arch.sigp_busy, 0, 1) == 0) ? 0 : -EBUSY; -- In file included from arch/s390/kvm/kvm-s390.c:49: arch/s390/kvm/kvm-s390.h: In function 'kvm_s390_vcpu_set_sigp_busy': 93 | return (atomic_cmpxchg(&vcpu->arch.sigp_busy, 0, 1) == 0) ? 0 : -EBUSY; In file included from arch/s390/kvm/trace.h:462, from arch/s390/kvm/kvm-s390.c:53: include/trace/define_trace.h: At top level: include/trace/define_trace.h:95:42: fatal error: ./trace.h: No such file or directory 95 | #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) | ^ compilation terminated. vim +93 arch/s390/kvm/kvm-s390.h 89 90 static inline bool kvm_s390_vcpu_set_sigp_busy(struct kvm_vcpu *vcpu) 91 { 92 /* Return zero for success, or -EBUSY if another vcpu won */ 94 } 95 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org